/**
 * Copyright (c) <2010>, <SUNNY GUPTA>
 * All rights reserved.

 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *   * Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *   * Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *   * Neither the name of the <ORGANIZATION> nor the
 *     names of its contributors may be used to endorse or promote products
 *     derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL <SUNNY GUPTA> BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package com.gwtp.investmentadvisor.server.entities.finance;

import java.math.BigDecimal;
import java.util.Date;

import javax.persistence.Id;
import javax.persistence.Transient;

import com.googlecode.objectify.Key;

/**
 * @author Sunny Gupta
 *
 */
public class FinancialSecurityQuote {

  private static final double DEFAULT_VALUE = 0;

  public FinancialSecurityQuote() {
    // Initialize
    this.setFinancialSecurityKey(null);
    this.price = new BigDecimal(DEFAULT_VALUE);
    this.time = new Date();
  }
  
  public FinancialSecurityQuote(Key<FinancialSecurity> financialSecurityKey, BigDecimal price, Date date) {
    this.setFinancialSecurityKey(financialSecurityKey);
    this.price = price;
    this.time = date;
  }

  /**
   * @param price the price to set
   */
  public void setPrice(BigDecimal price) {
    this.price = price;
  }

  /**
   * @return the price
   */
  public BigDecimal getPrice() {
    return price;
  }

  /**
   * @param time the time to set
   */
  public void setTime(Date time) {
    this.time = time;
  }

  /**
   * @return the time
   */
  public Date getTime() {
    return time;
  }

  /**
   * Provided for flexibility. In most cases, the clients would be interested in {@link getKey}
   * @return
   */
  public Long getId() {
    return id;
  }

  private Key<FinancialSecurity> financialSecurityKey;
  private BigDecimal price;
  private Date time;
  
  /**
   * Primary key - autogenerated.
   */
  @Id
  private Long id;
  
  /**
   * Need not be stored, but may be required by clients.
   */
  @Transient
  private Key<FinancialSecurityQuote> key;
  
  public Key<FinancialSecurityQuote> getKey() {
    // Update key if necessary
    if (key == null || key.getId() != this.id) {
      this.key = new Key<FinancialSecurityQuote>(FinancialSecurityQuote.class, this.id);
    }
    return key;
  }

  public void setFinancialSecurityKey(Key<FinancialSecurity> financialSecurityKey) {
    this.financialSecurityKey = financialSecurityKey;
  }

  public Key<FinancialSecurity> getFinancialSecurityKey() {
    return financialSecurityKey;
  }
}
